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Protocol on the status of international military Headquarters set up pursuant to the
North Atlantic Treaty
PartiesTooltip Parties with a link have a reservation.
Party
Signature
RatificationTooltip S=Signature without reservation or requirement of ratification R=Ratification, Acceptance,
Approval or Notification A=Accession Su=Succession NK=Not Known
Entry into force
Renunciation
Termination
Belgium
28-08-1952
11-03-1954 (R)
10-04-1954
Bulgaria
04-10-2004 (A)
03-11-2004
Canada
28-08-1952
23-08-2023 (R)
22-09-2023
Czech Republic
31-10-2000 (A)
30-11-2000
Denmark
28-08-1952
28-05-1955 (R)
27-06-1955
Estonia
26-11-2004 (A)
26-12-2004
Finland
28-03-2024 (A)
27-04-2024
France
28-08-1952
20-01-1955 (R)
19-02-1955
30-03-1966
31-03-1967
Germany
21-11-1969 (A)
21-12-1969
Greece
28-08-1952
26-07-1954 (R)
25-08-1954
Hungary
21-01-2000 (A)
20-02-2000
Iceland
28-08-1952
11-05-1953 (R)
10-04-1954
Italy
28-08-1952
22-12-1955 (R)
21-01-1956
Latvia
02-08-2004 (A)
01-09-2004
Lithuania
21-07-2004 (A)
20-08-2004
Luxembourg
28-08-1952
23-07-1954 (R)
22-08-1954
Netherlands, the Kingdom of the
28-08-1952
22-06-1954 (R)
22-07-1954
North Macedonia
23-11-2020 (A)
23-12-2020
Norway
28-08-1952
24-02-1953 (R)
10-04-1954
Poland
21-09-1999 (A)
21-10-1999
Portugal
28-08-1952
22-11-1955 (R)
22-12-1955
Romania
04-11-2004 (A)
04-12-2004
Slovakia
13-09-2004 (A)
13-10-2004
Slovenia
28-09-2004 (A)
28-10-2004
Sweden
03-07-2024 (A)
02-08-2024
Türkiye
28-08-1952
18-05-1954 (R)
17-06-1954
United Kingdom
28-08-1952
03-08-1965 (R)
02-09-1965
United States of America
28-08-1952
24-07-1953 (R)
10-04-1954
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